Home / 13,477.32-20,216.79-5,683.50

Finding the Fourth Proportional to 13,477.32, 20,216.79 and 5,683.50

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Solution

The fourth proportional to 13,477.32, 20,216.79 and 5,683.50 is: 8,525.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477.32 : 20,216.79 = 5,683.50 : x
  2. Step 2: Convert to fraction form
    13,477.32/20,216.79 = 5,683.50/x
  3. Step 3: Cross multiply
    13,477.32x = 20,216.79 × 5,683.50
  4. Step 4: Simplify right side
    13,477.32x = 114,902,125.97
  5. Step 5: Solve for x
    x = 114,902,125.97/13,477.32
  6. Step 6: Final answer
    x = 8,525.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.